PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C235A526-12Crystal Unit,quartz

Telephonics Corp · NSN 5955-01-410-9780 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-410-9780 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-410-9780. Primary manufacturer part number: C235A526-12.
Features
  • Crystal Unit,quartz — FSC 5955
  • 2 verified cross-references
  • Primary manufacturer: Telephonics Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-410-9780, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Telephonics Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCrystal Unit,quartz
FSC / FSG5955 — No Item Name Available (FSG 59)
ManufacturersBetter Engineering Manufacturing Inc (CAGE 0KRW1); Telephonics Corp (CAGE 78711)
Technical Specifications
ParameterValue
NSN5955-01-410-9780
Primary Part NumberC235A526-12
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerTelephonics Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-100-056127820 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
4920-00-109-09832674 INTERCHANGEABLE
Adapter Test Box,se
Mission Systems Davenport Inc.
5935-00-295-6270SI-8198 INTERCHANGEABLE
Connector,receptacle,electrical
Shiloh Industries Inc
5950-00-647-8754 INTERCHANGEABLE
Transformer,radio Frequency
5999-00-814-5446 INTERCHANGEABLE
Cap,electrical
5315-00-865-5842579R809H12 INTERCHANGEABLE
Pin,spring
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5310-00-902-3402 INTERCHANGEABLE
Washer,flat
5910-00-914-995645838 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-01-214-12812674 INTERCHANGEABLE
Connector,receptacle,electrical
Thomas and Betts Ltd
6515-01-219-86092674 INTERCHANGEABLE
Cuff,sphygmomanometer
Critikon Inc Sub of Johnson and Johnson
Cross-Reference Index
Part NumberManufacturer
2674 Better Engineering Manufacturing Inc (USA)
C235A526-12 PRIMARY Telephonics Corp (USA)
Related Parts
3110-00-100-0561INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
27820
4920-00-109-0983INTERCHANGEABLE
ADAPTER TEST BOX,SE
2674
5935-00-295-6270INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SI-8198
5950-00-647-8754INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5999-00-814-5446INTERCHANGEABLE
CAP,ELECTRICAL
5315-00-865-5842INTERCHANGEABLE
PIN,SPRING
579R809H12
5310-00-902-3402INTERCHANGEABLE
WASHER,FLAT
5910-00-914-9956INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
45838
5935-01-214-1281INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2674
6515-01-219-8609INTERCHANGEABLE
CUFF,SPHYGMOMANOMETER
2674
6515-01-252-5455INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
38-2674-1

Frequently Asked Questions

What is NSN 5955-01-410-9780?

NSN 5955-01-410-9780 is a Crystal Unit,quartz, manufactured by Telephonics Corp, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-410-9780?

NSN 5955-01-410-9780 has 2 cross-referenced part numbers: 2674 (Better Engineering Manufacturing Inc), C235A526-12 (Telephonics Corp).

What NSN replaces 5955-01-410-9780?

There are 11 known substitutes for 5955-01-410-9780: 3110-00-100-0561, 4920-00-109-0983, 5935-00-295-6270 and 8 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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